Home / 623,329.58-860,157.83-361,664.66

Finding the Fourth Proportional to 623,329.58, 860,157.83 and 361,664.66

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Solution

The fourth proportional to 623,329.58, 860,157.83 and 361,664.66 is: 499,075.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,329.58 : 860,157.83 = 361,664.66 : x
  2. Step 2: Convert to fraction form
    623,329.58/860,157.83 = 361,664.66/x
  3. Step 3: Cross multiply
    623,329.58x = 860,157.83 × 361,664.66
  4. Step 4: Simplify right side
    623,329.58x = 311,088,692,187.84
  5. Step 5: Solve for x
    x = 311,088,692,187.84/623,329.58
  6. Step 6: Final answer
    x = 499,075.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.